/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:   #0f2244;
  --blue:   #1a56db;
  --teal:   #0ea5a0;
  --light:  #f0f4fa;
  --white:  #ffffff;
  --gray:   #64748b;
  --dark:   #1e293b;
  --border: #e2e8f0;
  --radius: 10px;
  --shadow: 0 4px 24px rgba(15,34,68,0.10);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.65;
  font-size: 16px;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.3px;
}

.nav-logo span { color: var(--teal); }

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray);
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--navy); }

.nav-cta {
  background: var(--blue);
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: 6px;
  font-weight: 600 !important;
  transition: background 0.2s !important;
}

.nav-cta:hover { background: var(--navy) !important; }

/* ── HERO ── */
#hero {
  background: linear-gradient(135deg, var(--navy) 0%, #1a3a6e 60%, #0d3355 100%);
  color: var(--white);
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 70% 40%, rgba(14,165,160,0.18) 0%, transparent 60%),
                    radial-gradient(circle at 20% 80%, rgba(26,86,219,0.15) 0%, transparent 50%);
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 48px;
}

.hero-badge {
  display: inline-block;
  background: rgba(14,165,160,0.2);
  border: 1px solid rgba(14,165,160,0.5);
  color: #5eead4;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}

.hero-title span { color: #5eead4; }

.hero-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin-bottom: 36px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn-primary {
  background: var(--teal);
  color: var(--white);
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s, transform 0.15s;
  display: inline-block;
}

.btn-primary:hover { background: #0c8c88; transform: translateY(-1px); }

.btn-secondary {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--white);
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s;
  display: inline-block;
}

.btn-secondary:hover { background: rgba(255,255,255,0.18); }

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-stat {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  padding: 16px 24px;
  text-align: center;
  min-width: 140px;
}

.hero-stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: #5eead4;
  display: block;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ── SECTION COMMONS ── */
section { padding: 80px 0; }

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.6rem, 2.5vw, 2.1rem);
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.3px;
  margin-bottom: 16px;
  line-height: 1.25;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--gray);
  max-width: 580px;
}

.section-header { margin-bottom: 52px; }

/* ── SERVICES ── */
#services { background: var(--light); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(15,34,68,0.14);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 1.4rem;
}

.service-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.service-desc {
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.6;
}

/* ── ABOUT ── */
#about { background: var(--white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text p {
  color: var(--gray);
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.about-text p:last-child { margin-bottom: 0; }

.expertise-list {
  list-style: none;
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.expertise-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--dark);
}

.expertise-list li::before {
  content: '▸';
  color: var(--teal);
  flex-shrink: 0;
  margin-top: 2px;
}

.about-card {
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
}

.about-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--teal);
}

.tool-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--navy);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
}

.tag.highlight {
  background: rgba(14,165,160,0.1);
  border-color: rgba(14,165,160,0.35);
  color: #0c8c88;
}

/* ── CONTACT ── */
#contact { background: var(--light); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info p {
  color: var(--gray);
  margin-bottom: 28px;
  font-size: 0.95rem;
}

.contact-links { display: flex; flex-direction: column; gap: 12px; }

.contact-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--dark);
  font-weight: 500;
  transition: color 0.2s;
}

.contact-link:hover { color: var(--teal); }

.contact-link-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--white);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

/* Contact Form */
.contact-form {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
}

.form-row { margin-bottom: 18px; }

.form-row label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--dark);
  background: var(--white);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(14,165,160,0.12);
}

.form-row textarea { resize: vertical; min-height: 110px; }

.form-submit {
  width: 100%;
  background: var(--blue);
  color: var(--white);
  border: none;
  padding: 13px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s;
}

.form-submit:hover { background: var(--navy); }

.form-success {
  display: none;
  text-align: center;
  color: var(--teal);
  font-weight: 600;
  padding: 12px;
  background: rgba(14,165,160,0.08);
  border-radius: 8px;
  margin-top: 12px;
  font-size: 0.9rem;
}

/* ── FOOTER ── */
footer {
  background: var(--navy);
  color: rgba(255,255,255,0.6);
  padding: 36px 0;
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
}

.footer-logo span { color: #5eead4; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { flex-direction: row; justify-content: center; }
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .nav-links { display: none; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}